WO2009084063A1 - Mécanisme de levage et véhicule de transport équipé d'un tel mécanisme - Google Patents

Mécanisme de levage et véhicule de transport équipé d'un tel mécanisme Download PDF

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Publication number
WO2009084063A1
WO2009084063A1 PCT/IT2008/000007 IT2008000007W WO2009084063A1 WO 2009084063 A1 WO2009084063 A1 WO 2009084063A1 IT 2008000007 W IT2008000007 W IT 2008000007W WO 2009084063 A1 WO2009084063 A1 WO 2009084063A1
Authority
WO
WIPO (PCT)
Prior art keywords
lifting mechanism
articulatedly
external
movement actuator
articulatedly connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/IT2008/000007
Other languages
English (en)
Inventor
Elio Arnulfo
Roberto Rolfo
Guido Belforte
Federico Colombo
Terenziano Raparelli
Vladimir Viktorov
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Politecnico di Torino
Rolfo SpA
Original Assignee
Politecnico di Torino
Rolfo SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Politecnico di Torino, Rolfo SpA filed Critical Politecnico di Torino
Priority to PCT/IT2008/000007 priority Critical patent/WO2009084063A1/fr
Priority to EP08720177A priority patent/EP2229336B1/fr
Priority to KR1020107016258A priority patent/KR101438868B1/ko
Publication of WO2009084063A1 publication Critical patent/WO2009084063A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
    • B60P1/48—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading using pivoted arms raisable above load-transporting element
    • B60P1/483—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading using pivoted arms raisable above load-transporting element using pivoted arms shifting the load-transporting element in a fore or aft direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
    • B60P3/06—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying vehicles
    • B60P3/08—Multilevel-deck construction carrying vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/0633—Mechanical arrangements not covered by the following subgroups

Definitions

  • the present invention refers to an articulated mechanism for lifting loads, aimed in particular to lift an upper load place of road vehicles.
  • the present invention further refers to a transport vehicle equipped with such lifting mechanism.
  • Object of the present invention is solving the above prior art problems, by providing an articulated mechanism for lifting loads, aimed in particular to lift an upper load plane of road vehicles, equipped with a particularly compact structure with a lower encumbrance with respect to what has been proposed by the known prior art.
  • Another object of the present invention is providing an articulated mechanism for lifting loads, aimed in particular to lift an upper load plane of road vehicles,, that allows a quite high ratio between lifting stroke and overall sizes.
  • an object of the present invention is providing an articulated mechanism for lifting loads, in particular aimed to lift an upper load plane of road vehicles, in which the necessary force value for lifting remains practically constant along the whole stroke that the mechanism itself is able to develop.
  • a further object of the present invention is providing a transport vehicle equipped with at least one lifting mechanism that allows obtaining a plurality of configurations and therefore of loads, simultaneously reducing at a minimum both encumbrances due to the lifting mechanism and the thrust variations that the actuators must provide when moving.
  • FIG. 1 shows a side view of a preferred embodiment of the lifting mechanism according to the present invention in one of the position that it can assume during its movement;
  • FIG. 2a shows a perspective view of a component of the lifting mechanism of FIG. 1;
  • FIG. 2b shows a perspective view of another component of the lifting mechanism of FIG. 1;
  • FIG. 3a shows a side view of the lifting mechanism of FIG. 1 in its maximum lowering position
  • FIG. 3b shows a side view of the lifting mechanism of FIG. 1 in an intermediate position
  • FIG. 3c shows a side view of the lifting mechanism of FIG. 1 in its maximum lifting position
  • FIG. 4 shows a side view of a road transport vehicle according to the present invention equipped with the lifting mechanisms of FIG. 1 to 3c;
  • FIG. 5a shows a side view of another embodiment of the lifting mechanism according to the present invention in its maximum lowering position
  • FIG. 5b shows a side view of the lifting mechanism of FIG. 5a in its maximum lifting position
  • FIG. 6a shows a side view of another embodiment of the lifting mechanism according to the present invention in its maximum lowering position
  • FIG. 6b shows a side view of the lifting mechanism of FIG. 6a in its maximum lifting position
  • FIG. 7a shows a side view of another embodiment of the lifting mechanism according to the present invention in its maximum lowering position
  • FIG. 7b shows a side view of the lifting mechanism of FIG. 7a in its maximum lifting position
  • the lifting mechanism 1 comprises at least one internal body 3 having a first end 3a thereof articulatedly connected and rotating around at least one external structure 11 and at least one external body 5 having a first end 5a thereof connected, preferably in an articulated way, to a load to be handled and/or lifted, such external body 5 being constrained to the internal body 3 through a coupling of the sliding type that allows the external body 5 to perform only translation movements with respect to the internal body 3 along a relative sliding direction shown in FIG.
  • axis X' -X' (therefore, according to a Cartesian reference plane X' Y' integral with the internal body 3 and oriented as shown in the Figures), at least one movement actuator 7 operatively and articulatedly cooperating with the external body 5, and at least one crank-type kinematism 9 having a first end 9a thereof articulatedly connected to the external body 5 and a second end 9b articulatedly connected to the external structure 11.
  • the sliding surfaces of these two parts can be equipped with suitable means (not shown in the Figures) to reduce the wear resistances.
  • articulated connections where provided, between the various parts composing the lifting mechanism 1 according to the present invention can be realised by interposing any mechanism or kinematism, such as for example an hinge, suitable for such purpose.
  • the movement actuator 7 though in the Figures it is schematically shown as an example as an hydraulic cylinder, can be any other mechanism or kinematism suitable to provide a linear movement, such as, for example, at least one pneumatic cylinder, screw/lead screw systems actuated by hydraulic, electric, pneumatic motors, etc.
  • the movement actuator 7 has a first end 7a thereof articulatedly connected to the external structure 11 and a second end 7b thereof articulatedly connected, for example by means of an hinge 13, directly to the external body 5.
  • the external body 5 is further equipped with at least one connection point 15 of the first end 9a of the crank-type kinematism 9.
  • the movement actuator 7 is contained in at least one hollow space 17 obtained between the internal body 3 and the external body 5 and the relative sliding direction X' -X' coincides with and/or is parallel to the linear movement axis of the actuator 7 itself.
  • the elongation of the movement actuator 7 takes the lifting mechanism 1 progressively from the position in FIG. 3a to the position in FIG. 3c simultaneously generating the elongation of the lifting mechanism 1 for the coherent sliding of the external body 5 along the internal body 3 (along the direction shown by arrow A in FIG. 3b) and the rotation of the lifting mechanism 1 (along the direction shown by arrow R in FIG. 3b) , around the first end 3a articulatedly connected to an external structure 11, taking the first end 5a of the external body 5 to be lifted and, consequently, to lift the possible load connected thereto.
  • the shortening of the movement actuator 7 brings about symmetrically contrary movements to the previously described ones, taking the lifting mechanism 1 progressively from the position in FIG. 3c to the position in FIG. 3a.
  • the movement actuator 7 operatively and articulatedly cooperates with the external body 5 by interposing a connection lobe 17 integral with the internal body 3.
  • the movement actuator 7 has its first end 7a articulatedly connected to the external structure 11 and its second end 7b articulatedly connected to the connection lobe 17.
  • the shortening of the movement actuator 7 takes the lifting mechanism 1 progressively from the position in FIG. 5a to the position in FIG. 5b simultaneously generating the elongation of the lifting mechanism 1 for the coherent sliding of the external body 5 along the internal body 3 (along the direction shown by arrow A in FIG.
  • the movement actuator 7 operatively and articulatedly cooperates with the external body 5 by interposing del crank-type kinematism 9.
  • the movement actuator 7 has its first end 7a articulatedly connected to the internal body 3 and its second end 7b articulatedly connected to a connecting rod lobe 9c of the crank-type kinematism 9. According to such configuration, the elongation of the movement actuator 7 takes the lifting mechanism 1 progressively from the position in FIG. 6a to the position in FIG.
  • the movement actuator 7 operatively and articulatedly cooperates directly with the external body 5.
  • the movement actuator 7 has its first end 7a articulatedly connected to the internal body 3 and its second end 7b articulatedly connected to the external body 5.
  • the elongation of the movement actuator 7 takes the lifting mechanism 1 progressively from the position in FIG. 7a to the position in FIG. 7b simultaneously generating the elongation of the lifting mechanism 1 for the coherent sliding of the external body 5 along the internal body 3 (along the direction shown by arrow A in FIG.
  • FIG. 4 it is possible to note a possible and preferred application of the lifting mechanism 1 according to the present invention.
  • a particularly interesting and advantageous use is in the field of transport vehicles 20 of the type equipped with two load planes 21a and 21b, of which the upper plane 21b must be able to be handled in height in order to allow a variety of configurations, and thereby of loads, simultaneously reducing at a minimum both the encumbrances due to the lifting mechanism 1 and the thrust variations that the actuators 7 must provide when moving.
  • this category of vehicles comprises those aimed to transport other vehicles, such as, for example, the so-called "bisarche".
  • the present invention therefore also refers to a transport vehicle 20 as previously described, in which one or more lifting mechanisms 1 according to the present invention are interposed between the lower load plane 21a and the upper load plane 21b, since the external structure 11 is preferably and substantially arranged at the height of the lower load plane 21a and the first end 5a of the external body 5 is articulatedly connected to the upper load plane 21b.
  • the use of at least two, suitably arranged lifting mechanisms 1 according to the present invention and their independent actuation allows a differential lowering and lifting of the upper load plane 21b, allowing not only to lift and lower this latter one always parallel thereto, but also to slant it.
  • the lifting mechanisms 1 according to the present invention when the lifting mechanisms 1 according to the present invention are arranged on the left and right sides of the vehicle itself, in order to avoid lifting and lowering misalignments of the upper load plane 21b, it is possible to provide that the mechanisms, at least those corresponding on two different sides, are mutually connected by at least one connection structure in order to make the movement synchronous.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

L'invention porte sur un mécanisme de levage (1) qui comprend au moins un corps interne (3), comportant une première extrémité (3a) reliée de façon articulée et tournant autour d'au moins une structure externe (11), et au moins un corps externe (5) comportant une première extrémité (5a) reliée à une charge devant être manipulée et/ou soulevée, ce corps externe (5) étant contraint vis-à-vis de ce corps interne (3) par l'intermédiaire d'un accouplement d'un type coulissant par rapport à ce corps interne (3), au moins un actionneur de mouvement (7) coopérant de façon opérationnelle et articulée avec ce corps externe (5), et au moins un mécanisme cinématique du type manivelle (9) ayant une première extrémité (9a) reliée de façon articulée à ce corps externe (5) et une deuxième extrémité (9b) reliée de façon articulée à cette structure externe (11). L'invention porte également sur un véhicule de transport (20) équipé d'au moins un mécanisme de levage (1).
PCT/IT2008/000007 2008-01-03 2008-01-03 Mécanisme de levage et véhicule de transport équipé d'un tel mécanisme Ceased WO2009084063A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/IT2008/000007 WO2009084063A1 (fr) 2008-01-03 2008-01-03 Mécanisme de levage et véhicule de transport équipé d'un tel mécanisme
EP08720177A EP2229336B1 (fr) 2008-01-03 2008-01-03 Mécanisme de levage et véhicule de transport équipé d'un tel mécanisme
KR1020107016258A KR101438868B1 (ko) 2008-01-03 2008-01-03 리프팅 기구 및 이를 구비한 수송차량

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IT2008/000007 WO2009084063A1 (fr) 2008-01-03 2008-01-03 Mécanisme de levage et véhicule de transport équipé d'un tel mécanisme

Publications (1)

Publication Number Publication Date
WO2009084063A1 true WO2009084063A1 (fr) 2009-07-09

Family

ID=39762220

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IT2008/000007 Ceased WO2009084063A1 (fr) 2008-01-03 2008-01-03 Mécanisme de levage et véhicule de transport équipé d'un tel mécanisme

Country Status (3)

Country Link
EP (1) EP2229336B1 (fr)
KR (1) KR101438868B1 (fr)
WO (1) WO2009084063A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITAQ20100003A1 (it) * 2010-01-26 2011-07-26 Silver Car Srl Dispositivo di spunto per sollevamento pianalino di carico per bisarca
ITAQ20100004A1 (it) * 2010-01-26 2011-07-26 Silver Car Srl Sistema di sollevamento del piano superiore di rimorchio per bisarca con cinematismo tipo "forbice" comandato da vite.
EP3613634A1 (fr) * 2018-08-24 2020-02-26 Kässbohrer Transport Technik GmbH Dispositif de levage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201700123068A1 (it) * 2017-10-31 2018-01-31 Rolfo Spa Veicolo da trasporto dotato di sistema di movimentazione perfezionato.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4061390A (en) * 1975-07-08 1977-12-06 Lohr-Construction De Vehicules Industriels S.A. Elevating assembly for the upper platform of a road transport vehicle carrier
EP0517634A1 (fr) * 1991-06-07 1992-12-09 Lohr Industrie Ensemble de levage à grand débattement pour le déplacement vertical d'un plan porteur d'un chargement
DE29615981U1 (de) * 1996-09-13 1998-01-15 Kässbohrer Transport Technik GmbH, Salzburg Fahrzeugtransporter
DE102005054325A1 (de) * 2005-11-11 2007-05-31 Schneebichler, Michael Hermann Leonard Hubarm sowie Transportfahrzeug, insbesondere Autotransportfahrzeug, mit einem solchen Hubelement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4061390A (en) * 1975-07-08 1977-12-06 Lohr-Construction De Vehicules Industriels S.A. Elevating assembly for the upper platform of a road transport vehicle carrier
EP0517634A1 (fr) * 1991-06-07 1992-12-09 Lohr Industrie Ensemble de levage à grand débattement pour le déplacement vertical d'un plan porteur d'un chargement
DE29615981U1 (de) * 1996-09-13 1998-01-15 Kässbohrer Transport Technik GmbH, Salzburg Fahrzeugtransporter
DE102005054325A1 (de) * 2005-11-11 2007-05-31 Schneebichler, Michael Hermann Leonard Hubarm sowie Transportfahrzeug, insbesondere Autotransportfahrzeug, mit einem solchen Hubelement

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITAQ20100003A1 (it) * 2010-01-26 2011-07-26 Silver Car Srl Dispositivo di spunto per sollevamento pianalino di carico per bisarca
ITAQ20100004A1 (it) * 2010-01-26 2011-07-26 Silver Car Srl Sistema di sollevamento del piano superiore di rimorchio per bisarca con cinematismo tipo "forbice" comandato da vite.
EP3613634A1 (fr) * 2018-08-24 2020-02-26 Kässbohrer Transport Technik GmbH Dispositif de levage

Also Published As

Publication number Publication date
EP2229336A1 (fr) 2010-09-22
KR20100137414A (ko) 2010-12-30
KR101438868B1 (ko) 2014-09-05
EP2229336B1 (fr) 2012-05-16

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